/Engine/Plugins/Interchange/Runtime/Source/Import/Public/Texture/InterchangeTexturePayloadData.h
Tests if the given height and width specify a supported texture resolution to import; Can optionally check if the height/width are powers of two
bool true if the given height/width represent a supported texture resolution, false if not
static bool IsImportResolutionValid ( int64 Width, int64 Height, bool bAllowNonPowerOfTwo, [FText](API\Runtime\Core\Internationalization\FText) * OutErrorMessage )